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vitamin B Syllabification: vi·ta·min B

Definition of vitamin B in English:


Any of a group of substances (the vitamin B complex) that are essential for the working of certain enzymes in the body and, although not chemically related, are generally found together in the same foods. They include thiamine ( vitamin B1), riboflavin ( vitamin B2), pyridoxine ( vitamin B6), and cyanocobalamin ( vitamin B12).
Example sentences
  • Dietary reference intakes for thiamine, riboflavin, niacin, vitamin B6, folate, vitamin B12, pantothenic acid, biotin, and choline.
  • One good source of several of these nutrients is brown rice which contains thiamin, vitamin B6, and niacin.
  • Also, fresh grapes provide potassium, vitamin C, vitamin B6 and thiamin.

Definition of vitamin B in:

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Word of the day fortissimo
Pronunciation: fôrˈtisəˌmō
(especially as a direction) very loud or loudly